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Finding the Fourth Proportional to 16,569.72, 24,859.01 and 7,211.74

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Solution

The fourth proportional to 16,569.72, 24,859.01 and 7,211.74 is: 10,819.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,569.72 : 24,859.01 = 7,211.74 : x
  2. Step 2: Convert to fraction form
    16,569.72/24,859.01 = 7,211.74/x
  3. Step 3: Cross multiply
    16,569.72x = 24,859.01 × 7,211.74
  4. Step 4: Simplify right side
    16,569.72x = 179,276,716.78
  5. Step 5: Solve for x
    x = 179,276,716.78/16,569.72
  6. Step 6: Final answer
    x = 10,819.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.